663 One Sided Deadbolt - Thumb Turn Only

Features

• Deadbolt operated by thumb turn on interior, no trim on exterior.
• Deadbolt Latch has 2 interchangeable faceplates - round corner and square corner
• ANSI/BHMA grade 3 certified
• Latch has 2 3/8 in. backset
• Includes round deadbolt strike
• 1 inch deadbolt throw
• Locking mechanism functions with turn piece on the interior of the lock
• Easily installs in minutes with just a screwdriver
• Lifetime mechanical and finish warranty
• Microban Antimicrobial product protection keeps door hardware 99.9% cleaner than unprotected surfaces